add privacy link to theming and fix scrollbars

apps/theming/css/theming.scss

@@ -192,3 +192,9 @@ input.primary,
 		border: 1px solid #ebebeb;
 	}
 }
+
+@if ($has-legal-links == 'true') {
+	footer {
+		height: 92px;
+	}
+}

apps/theming/js/settings-admin.js

@@ -84,7 +84,8 @@ function hideUndoButton(setting, value) {
 		color: '#0082c9',
 		logoMime: '',
 		backgroundMime: '',
-		imprintUrl: ''
+		imprintUrl: '',
+		privacyUrl: ''
 	};
 
 	if (value === themingDefaults[setting] || value === '') {

apps/theming/lib/Controller/ThemingController.php

@@ -171,6 +171,16 @@ public function updateStylesheet($setting, $value) {
 					]);
 				}
 				break;
+			case 'privacyUrl':
+				if (strlen($value) > 500) {
+					return new DataResponse([
+						'data' => [
+							'message' => $this->l10n->t('The given privacy policy address is too long'),
+						],
+						'status' => 'error'
+					]);
+				}
+				break;
 			case 'slogan':
 				if (strlen($value) > 500) {
 					return new DataResponse([
@@ -419,6 +429,7 @@ public function getJavascript() {
 		slogan: ' . json_encode($this->themingDefaults->getSlogan()) . ',
 		color: ' . json_encode($this->themingDefaults->getColorPrimary()) . ',
 		imprintUrl: ' . json_encode($this->themingDefaults->getImprintUrl()) . ',
+		privacyUrl: ' . json_encode($this->themingDefaults->getPrivacyUrl()) . ',
 		inverted: ' . json_encode($this->util->invertTextColor($this->themingDefaults->getColorPrimary())) . ',
 		cacheBuster: ' . json_encode($cacheBusterValue) . '
 	};

apps/theming/lib/Settings/Admin.php

@@ -85,6 +85,7 @@ public function getForm(): TemplateResponse {
 			'iconDocs'        => $this->urlGenerator->linkToDocs('admin-theming-icons'),
 			'images'		  => $this->imageManager->getCustomImages(),
 			'imprintUrl'      => $this->themingDefaults->getImprintUrl(),
+			'privacyUrl'      => $this->themingDefaults->getPrivacyUrl(),
 		];
 
 		return new TemplateResponse('theming', 'settings-admin', $parameters, '');

apps/theming/lib/ThemingDefaults.php

@@ -142,7 +142,11 @@ public function getSlogan() {
 	}
 
 	public function getImprintUrl() {
-		return $this->config->getAppValue('theming', 'imprintUrl', '');
+		return (string)$this->config->getAppValue('theming', 'imprintUrl', '');
+	}
+
+	public function getPrivacyUrl() {
+		return (string)$this->config->getAppValue('theming', 'privacyUrl', '');
 	}
 
 	public function getShortFooter() {
@@ -151,14 +155,31 @@ public function getShortFooter() {
 			' rel="noreferrer noopener">' .$this->getEntity() . '</a>'.
 			($slogan !== '' ? ' – ' . $slogan : '');
 
-		$imprintUrl = (string)$this->getImprintUrl();
-		if($imprintUrl !== ''
-			&& filter_var($imprintUrl, FILTER_VALIDATE_URL, [
-				'flags' => FILTER_FLAG_SCHEME_REQUIRED | FILTER_FLAG_HOST_REQUIRED
-			])
-		) {
-			$footer .= '<br/><a href="' . $imprintUrl . '" class="legal" target="_blank"' .
-				' rel="noreferrer noopener">' . $this->l->t('Legal notice') . '</a>';
+		$links = [
+			[
+				'text' => $this->l->t('Legal notice'),
+				'url' => (string)$this->getImprintUrl()
+			],
+			[
+				'text' => $this->l->t('Privacy policy'),
+				'url' => (string)$this->getPrivacyUrl()
+			],
+		];
+
+		$legalLinks = ''; $divider = '';
+		foreach($links as $link) {
+			if($link['url'] !== ''
+				&& filter_var($link['url'], FILTER_VALIDATE_URL, [
+					'flags' => FILTER_FLAG_SCHEME_REQUIRED | FILTER_FLAG_HOST_REQUIRED
+				])
+			) {
+				$legalLinks .= $divider . '<a href="' . $link['url'] . '" class="legal" target="_blank"' .
+					' rel="noreferrer noopener">' . $link['text'] . '</a>';
+				$divider = ' · ';
+			}
+		}
+		if($legalLinks !== '' ) {
+			$footer .= '<br/>' . $legalLinks;
 		}
 
 		return $footer;
@@ -266,6 +287,12 @@ public function getScssVariables() {
 		if ($this->config->getAppValue('theming', 'backgroundMime', null) === 'backgroundColor') {
 			$variables['image-login-plain'] = 'true';
 		}
+
+		$variables['has-legal-links'] = 'false';
+		if($this->getImprintUrl() !== '' || $this->getPrivacyUrl() !== '') {
+			$variables['has-legal-links'] = 'true';
+		}
+
 		$cache->set('getScssVariables', $variables);
 		return $variables;
 	}

apps/theming/templates/settings-admin.php

@@ -96,9 +96,16 @@
 	<div class="advanced-options">
 		<div>
 			<label>
-				<span><?php p($l->t('Legal notice link')) ?></span>
+			<span><?php p($l->t('Legal notice link')) ?></span>
 				<input id="theming-imprintUrl" type="url" placeholder="<?php p($l->t('https://…')); ?>" value="<?php p($_['imprintUrl']) ?>" maxlength="500" />
 				<div data-setting="imprintUrl" data-toggle="tooltip" data-original-title="<?php p($l->t('Reset to default')); ?>" class="theme-undo icon icon-history"></div>
+		</label>
+	</div>
+	<div>
+		<label>
+			<span><?php p($l->t('Privacy policy link')) ?></span>
+			<input id="theming-privacyUrl" type="url" placeholder="<?php p($l->t('https://…')); ?>" value="<?php p($_['privacyUrl']) ?>" maxlength="500" />
+			<div data-setting="privacyUrl" data-toggle="tooltip" data-original-title="<?php p($l->t('Reset to default')); ?>" class="theme-undo icon icon-history"></div>
 			</label>
 		</div>
 		<div class="advanced-option-logoheader">

apps/theming/tests/Controller/ThemingControllerTest.php

@@ -818,6 +818,7 @@ public function testGetJavascript() {
 		slogan: "",
 		color: "#000",
 		imprintUrl: null,
+		privacyUrl: null,
 		inverted: false,
 		cacheBuster: null
 	};
@@ -853,6 +854,7 @@ public function testGetJavascriptInverted() {
 		slogan: "awesome",
 		color: "#ffffff",
 		imprintUrl: null,
+		privacyUrl: null,
 		inverted: true,
 		cacheBuster: null
 	};

apps/theming/tests/Settings/AdminTest.php

@@ -85,6 +85,10 @@ public function testGetFormNoErrors() {
 			->expects($this->once())
 			->method('getImprintUrl')
 			->willReturn('');
+		$this->themingDefaults
+			->expects($this->once())
+			->method('getPrivacyUrl')
+			->willReturn('');
 		$this->themingDefaults
 			->expects($this->once())
 			->method('getSlogan')
@@ -110,6 +114,7 @@ public function testGetFormNoErrors() {
 			'iconDocs' => null,
 			'images' => [],
 			'imprintUrl' => '',
+			'privacyUrl' => '',
 		];
 
 		$expected = new TemplateResponse('theming', 'settings-admin', $params, '');
@@ -139,6 +144,10 @@ public function testGetFormWithErrors() {
 			->expects($this->once())
 			->method('getImprintUrl')
 			->willReturn('');
+		$this->themingDefaults
+			->expects($this->once())
+			->method('getPrivacyUrl')
+			->willReturn('');
 		$this->themingDefaults
 			->expects($this->once())
 			->method('getSlogan')
@@ -164,6 +173,7 @@ public function testGetFormWithErrors() {
 			'iconDocs' => '',
 			'images' => [],
 			'imprintUrl' => '',
+			'privacyUrl' => '',
 		];
 
 		$expected = new TemplateResponse('theming', 'settings-admin', $params, '');

apps/theming/tests/ThemingDefaultsTest.php

@@ -195,16 +195,16 @@ public function testGetBaseUrlWithCustom() {
 		$this->assertEquals('https://example.com/', $this->template->getBaseUrl());
 	}
 
-	public function imprintUrlProvider() {
+	public function legalUrlProvider() {
 		return [
 			[ '' ],
-			[ 'https://example.com/imprint.html']
+			[ 'https://example.com/legal.html']
 		];
 	}
 
 	/**
 	 * @param $imprintUrl
-	 * @dataProvider imprintUrlProvider
+	 * @dataProvider legalUrlProvider
 	 */
 	public function testGetImprintURL($imprintUrl) {
 		$this->config
@@ -216,6 +216,20 @@ public function testGetImprintURL($imprintUrl) {
 		$this->assertEquals($imprintUrl, $this->template->getImprintUrl());
 	}
 
+	/**
+	 * @param $privacyUrl
+	 * @dataProvider legalUrlProvider
+	 */
+	public function testGetPrivacyURL($privacyUrl) {
+		$this->config
+			->expects($this->once())
+			->method('getAppValue')
+			->with('theming', 'privacyUrl', '')
+			->willReturn($privacyUrl);
+
+		$this->assertEquals($privacyUrl, $this->template->getPrivacyUrl());
+	}
+
 	public function testGetSloganWithDefault() {
 		$this->config
 			->expects($this->once())
@@ -238,41 +252,44 @@ public function testGetSloganWithCustom() {
 
 	public function testGetShortFooter() {
 		$this->config
-			->expects($this->exactly(4))
+			->expects($this->exactly(5))
 			->method('getAppValue')
 			->willReturnMap([
 				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
 				['theming', 'name', 'Nextcloud', 'Name'],
 				['theming', 'slogan', $this->defaults->getSlogan(), 'Slogan'],
 				['theming', 'imprintUrl', '', ''],
+				['theming', 'privacyUrl', '', ''],
 			]);
 
 		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener">Name</a> – Slogan', $this->template->getShortFooter());
 	}
 
 	public function testGetShortFooterEmptySlogan() {
 		$this->config
-			->expects($this->exactly(4))
+			->expects($this->exactly(5))
 			->method('getAppValue')
 			->willReturnMap([
 				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
 				['theming', 'name', 'Nextcloud', 'Name'],
 				['theming', 'slogan', $this->defaults->getSlogan(), ''],
 				['theming', 'imprintUrl', '', ''],
+				['theming', 'privacyUrl', '', ''],
 			]);
 
 		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener">Name</a>', $this->template->getShortFooter());
 	}
 
 	public function testGetShortFooterImprint() {
 		$this->config
-			->expects($this->exactly(4))
+			->expects($this->exactly(5))
 			->method('getAppValue')
 			->willReturnMap([
 				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
 				['theming', 'name', 'Nextcloud', 'Name'],
 				['theming', 'slogan', $this->defaults->getSlogan(), 'Slogan'],
 				['theming', 'imprintUrl', '', 'https://example.com/imprint'],
+				['theming', 'privacyUrl', '', ''],
 			]);
 
 		$this->l10n
@@ -283,26 +300,86 @@ public function testGetShortFooterImprint() {
 		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener">Name</a> – Slogan<br/><a href="https://example.com/imprint" class="legal" target="_blank" rel="noreferrer noopener">Legal notice</a>', $this->template->getShortFooter());
 	}
 
-	public function invalidImprintUrlProvider() {
+	public function testGetShortFooterPrivacy() {
+		$this->config
+			->expects($this->exactly(5))
+			->method('getAppValue')
+			->willReturnMap([
+				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
+				['theming', 'name', 'Nextcloud', 'Name'],
+				['theming', 'slogan', $this->defaults->getSlogan(), 'Slogan'],
+				['theming', 'imprintUrl', '', ''],
+				['theming', 'privacyUrl', '', 'https://example.com/privacy'],
+			]);
+
+		$this->l10n
+			->expects($this->any())
+			->method('t')
+			->willReturnArgument(0);
+
+		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener">Name</a> – Slogan<br/><a href="https://example.com/privacy" class="legal" target="_blank" rel="noreferrer noopener">Privacy policy</a>', $this->template->getShortFooter());
+	}
+
+	public function testGetShortFooterAllLegalLinks() {
+		$this->config
+			->expects($this->exactly(5))
+			->method('getAppValue')
+			->willReturnMap([
+				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
+				['theming', 'name', 'Nextcloud', 'Name'],
+				['theming', 'slogan', $this->defaults->getSlogan(), 'Slogan'],
+				['theming', 'imprintUrl', '', 'https://example.com/imprint'],
+				['theming', 'privacyUrl', '', 'https://example.com/privacy'],
+			]);
+
+		$this->l10n
+			->expects($this->any())
+			->method('t')
+			->willReturnArgument(0);
+
+		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener">Name</a> – Slogan<br/><a href="https://example.com/imprint" class="legal" target="_blank" rel="noreferrer noopener">Legal notice</a> · <a href="https://example.com/privacy" class="legal" target="_blank" rel="noreferrer noopener">Privacy policy</a>', $this->template->getShortFooter());
+	}
+
+	public function invalidLegalUrlProvider() {
 		return [
-			['example.com/imprint'],  # missing scheme
-			['https:///imprint'],     # missing host
+			['example.com/legal'],  # missing scheme
+			['https:///legal'],     # missing host
 		];
 	}
 
 	/**
 	 * @param $invalidImprintUrl
-	 * @dataProvider invalidImprintUrlProvider
+	 * @dataProvider invalidLegalUrlProvider
 	 */
 	public function testGetShortFooterInvalidImprint($invalidImprintUrl) {
 		$this->config
-			->expects($this->exactly(4))
+			->expects($this->exactly(5))
 			->method('getAppValue')
 			->willReturnMap([
 				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
 				['theming', 'name', 'Nextcloud', 'Name'],
 				['theming', 'slogan', $this->defaults->getSlogan(), 'Slogan'],
 				['theming', 'imprintUrl', '', $invalidImprintUrl],
+				['theming', 'privacyUrl', '', ''],
+			]);
+
+		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener">Name</a> – Slogan', $this->template->getShortFooter());
+	}
+
+	/**
+	 * @param $invalidPrivacyUrl
+	 * @dataProvider invalidLegalUrlProvider
+	 */
+	public function testGetShortFooterInvalidPrivacy($invalidPrivacyUrl) {
+		$this->config
+			->expects($this->exactly(5))
+			->method('getAppValue')
+			->willReturnMap([
+				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
+				['theming', 'name', 'Nextcloud', 'Name'],
+				['theming', 'slogan', $this->defaults->getSlogan(), 'Slogan'],
+				['theming', 'imprintUrl', '', ''],
+				['theming', 'privacyUrl', '', $invalidPrivacyUrl],
 			]);
 
 		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener">Name</a> – Slogan', $this->template->getShortFooter());
@@ -577,7 +654,8 @@ public function testGetScssVariables() {
 			'theming-logoheader-mime' => '\'jpeg\'',
 			'theming-favicon-mime' => '\'jpeg\'',
 			'image-logoheader' => '\'custom-logoheader?v=0\'',
-			'image-favicon' => '\'custom-favicon?v=0\''
+			'image-favicon' => '\'custom-favicon?v=0\'',
+			'has-legal-links' => 'false'
 		];
 		$this->assertEquals($expected, $this->template->getScssVariables());
 	}